Magpul MBUS Back-Up Gen 2 Rear Sight

Key Features

  • Lightweight, impact-resistant polymer construction

  • Spring-loaded flip-up sight

  • Adjustable for windage

  • Fits most 1913 Picatinny rails

  • Specially designed for the AR-15/M16

Save 10% on Firearm Accessories W/ Purchase

Save an additional 10% on firearm accessories when you purchase any new firearm. Offer expires 11/28/2015.

Shop Now
Our Price   $69.99
Choose Your Item Below
Prices, promotions, styles and availability may vary by store and online.
choose your item
Click Item Number to View Full Product Details
Flat Dark Earth $69.99
In Stock
Black $69.99
In Stock
Please make sure all selections are complete and a valid quantity is entered and try again.


back to top
Product Description
The new MBUS (Magpul Back-Up Sight) GEN 2 Rear Sight is a low-cost, color injection molded, folding back-up sight. Made from lightweight, impact-resistant polymer. Spring-loaded flip-up sight with ambidextrous activation. Protective wings shield the dual flip apertures. Adjustable for elevation and fits most 1913 Picatinny-railed hand guards. Specifically tailored to the AR15/M16 platform. Weighs only 1.3 oz.